SHONKIN 7 S, MT - COOP Northwest station 247540

247540 - SHONKIN 7 S, Montana

Latitude
47° 32´N

Longitude
110° 35´W

Elevation
1311 meters

10 nearest COOP Northwest stations

5 mi	NW :	HIGHWOOD 6 NE, MT
5 mi	NNW :	HIGHWOOD 7 NE, MT
6 mi	W :	HIGHWOOD, MT
9 mi	ENE :	GERALDINE, MT
11 mi	SSW :	RAYNESFORD 2 NNW, MT
11 mi	SSW :	RAYNESFORD, MT
12 mi	E :	GERALDINE 6 SE, MT
12 mi	NNW :	FORT BENTON, MT
17 mi	N :	LOMA 1 WNW, MT
19 mi	SSE :	STANFORD, MT

Weather variables Help
Click a weather variable name to jump down to those statistics.

	Total observations	%	NDJFM observations	%
TMAX	14215	77.8%	5807	76.8%
TMIN	14147	77.5%	5762	76.2%
PRCP	15479	84.8%	6337	83.8%
SNOW	15648	85.7%	6350	84.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5807 by year	38.8°F	15.1°F		overall	NAM	PNA	CTI

TMAX and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme high events Days with TMAX>=58°F	402	0.30	76	32	2.4*	map	table
Extreme low events Days with TMAX<=12°F	400	-0.48	57	134	2.4*	map	table

TMAX and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme high events Days with TMAX>=58°F	402	0.96	162	11	14.7*	map	table
Extreme low events Days with TMAX<=12°F	400	-1.09	14	178	12.7*	map	table

TMAX and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme high events Days with TMAX>=58°F	402	69	51	1.4	map	table
Extreme low events Days with TMAX<=12°F	400	47	63	1.3	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5762 by year	18.1°F	16.5°F		overall	NAM	PNA	CTI

TMIN and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme low events Days with TMIN<=-12°F	403	-0.50	59	130	2.2*	map	table
Extreme high events Days with TMIN>=39°F	428	0.30	88	28	3.1*	map	table

TMIN and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme low events Days with TMIN<=-12°F	403	-1.31	7	216	30.9*	map	table
Extreme high events Days with TMIN>=39°F	428	0.79	148	13	11.4*	map	table

TMIN and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme low events Days with TMIN<=-12°F	403	49	62	1.3	map	table
Extreme high events Days with TMIN>=39°F	428	51	60	1.2	map	table

TMIN under 2 index extremes Help

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	6337 by year	0.05"		overall	NAM	PNA	CTI

PRCP and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with PRCP>0.00"	1573	0.20"	-0.13	228	307	1.3*	map	table
Extreme events Days with PRCP>0.30"	301	0.54"	0.01	43	41	1.0	map	table

PRCP and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with PRCP>0.00"	1573	0.20"	-0.33	168	363	2.2*	map	table
Extreme events Days with PRCP>0.30"	301	0.54"	-0.20	36	57	1.6*	map	table

PRCP and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with PRCP>0.00"	1573	0.20"	225	219	1.0	map	table
Extreme events Days with PRCP>0.30"	301	0.54"	49	37	1.3	map	table

PRCP under 2 index extremes Help

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6350 by year	0.65"		overall	NAM	PNA	CTI

SNOW and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with SNOW>0.0"	1315	3.15"	-0.12	198	264	1.3*	map	table
Extreme events Days with SNOW>5.0"	216	8.65"	-0.08	31	38	1.2	map	table

SNOW and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with SNOW>0.0"	1315	3.15"	-0.41	120	326	2.7*	map	table
Extreme events Days with SNOW>5.0"	216	8.65"	-0.32	17	46	2.7*	map	table

SNOW and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with SNOW>0.0"	1315	3.15"	185	183	1.0	map	table
Extreme events Days with SNOW>5.0"	216	8.65"	37	23	1.6	map	table

SNOW under 2 index extremes Help

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